Айталиев, Е. . and Утегенова, . А. . (2020) “SOLVING OLYMPIAD PROBLEMS FOR THE FIBONACCI SERIES ”, Bulletin of Abai KazNPU. Series of Physical and mathematical sciences. Алматы, Казахстан, 70(2), pp. 21–25. doi: 10.51889/2020-2.1728-7901.03 .